Strange Animal Sleeping Habits

Sleep. We all need it, and we spend about a third of our lives doing it. Scientists aren’t totally sure why we need to sleep, though they do have a few good guesses. It’s obviously an important biological function, because practically every single animal needs to sleep in some form or another. But since it isn’t always practical for some species to just conk out for 8 hours, a lot of animals have evolved some clever workarounds. Read more